Marker holder



FIG. 1 is bottom, rear and right side perspective view of our markerholder design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The right side elevation view is a mirror image of the left sideelevation view in FIG. 4.

The broken line shown in FIG. 6, which defines the bounds of the claimeddesign, forms no part thereof.

The ornamental design for a marker holder, as shown and described.